ILI9341 TFT LCD to ESP32 - Full HOW TO for display, SD card and Touch. Using TFT_eSPI driver

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XTronical

XTronical

Күн бұрын

Пікірлер: 455
@hi-ccowboy7983
@hi-ccowboy7983 5 ай бұрын
Four years after publishing this video, you got me over the hump! I've been stuck trying to get this display to work with the ESP32 and I just needed your guidance. THANKS from the Midwest USA!
@XTronical
@XTronical 5 ай бұрын
Hey, thanks very much for the appreciation. I plan to revisit this. Using latest library. I was frustrated four years ago at the lack of a simple guide. Hence the video.
@hi-ccowboy7983
@hi-ccowboy7983 5 ай бұрын
@@XTronical that would be great! I was somehow unaware of this library and the anti-aliasing is a game changer.
@dipanshudhote5671
@dipanshudhote5671 29 күн бұрын
Hey also I built the similar one and achive to play video on tft display 320x240 at 25 fps using esp32, even I can see the live camera footage on this screen when using with esp32 cam module
@queenidog1
@queenidog1 3 жыл бұрын
This is a great video! Informative, slow enough to follow, quick enough to keep me awake! I DETEST videos that don't have commentary. This guy does it very well, he is very clear. Saving this video!
@philipschoeman2434
@philipschoeman2434 Жыл бұрын
I struggled getting my screen to work, and did not know that SPI is a share bus. Thanks! You saved me allot of time, you got my like.
@captcardwell3398
@captcardwell3398 22 күн бұрын
I skimmed over this video thinking it was too long, wasted 2-3 days worth of "research' to end up back here realizing it's the best all-in-one resource for learning the screen lol I don't deserve your wisdow but appriciate it none the less :D
@XTronical
@XTronical 22 күн бұрын
Your kind comments are welcomed. Thank you
@ianbirkinhead4103
@ianbirkinhead4103 3 ай бұрын
My first time on this channel, you are a ‘human’ computer trainer, I really felt that I had learned something and had control of what I was doing, not just blindly following. Thank you.
@RTOHIO
@RTOHIO 4 жыл бұрын
ThaTFT SPI ILI9341 Display working and after fixing the omission inn the setup file for touch_CS, touch screen with buttons is working. Such a thrill to finally get access to all the examples and to see it all compile. I will now work on filling a SD card with pictures and scrolling through them . You are one of the best ESP32 teachers on KZbin and have helped me immensely. I agree, a superb video.
@XTronical
@XTronical 4 жыл бұрын
That's great, glad it helped.
@aestradarespeto
@aestradarespeto 21 күн бұрын
Dear Sir, you are the only one that really makes my devices works properly. Thank you so much.
@XPERIA80
@XPERIA80 2 жыл бұрын
I have searched 1 day long till i can make working my ILI9488 tft with nodemcu, but thats was the only one tutorial what worked, thjank you for the tutorial.
@paulwilkie5350
@paulwilkie5350 3 ай бұрын
Hello @XPERIA80, I am working with an Elecrow 3.5in,. ILI9488 TFT dislplay with an ESP32-Wrover-B micro and SD card reader/writing. Would you mind if I contacted you to hear about your project and assistance?
@RDJunc
@RDJunc 2 ай бұрын
I juat want to add my thanks and appreciation for the terrific tutorial. It really helped me with my ESP32 ILI9488 project. The video was informative and your presentation style is fantastic. Nice and breezy. You have helped a lot of people. Thanks again.
@RDJunc
@RDJunc 2 ай бұрын
While I have your attention, I used the example sketches to test each of these functions separately. (TFT, Touch, SD Card) They all worked great when modified separately for my application. I then integrated them into my main application one by one. The TFT and Touch functions work great together but I get compile errors when I add in the SD Card code. I am certain there is some conflict with the FS/SPIFFS/LittleFS/SD libraries and the JPEGDecode library. Have you been able to develop code with all three of these features integrated into one application?
@Hienix
@Hienix 2 жыл бұрын
This is awesome!!! THere is just one detail, pins 21 and 22 are default for I2C on ESP32, and since I'm using SPI and I2C, I need to change CS pin, but all good, just would like to warn oter person when developing projects to take this in consideration.
@cooljackwi
@cooljackwi Жыл бұрын
How to change these ports? i would like to connect an ADS1115 to the ESP throu I2C.
@XTronical
@XTronical Жыл бұрын
Unfortunately this video will only work for I2S on this type of screen.
@cooljackwi
@cooljackwi Жыл бұрын
I got it by my self (: but thx for Response. Just changed the Touch cs pin to 13 i think...
@jumbo999614
@jumbo999614 10 ай бұрын
How to change to different pin if I need to keep it available for I2C connection? Which pin should I use? Do I need to modify user.setup.h?
@jumbo999614
@jumbo999614 10 ай бұрын
@@cooljackwi If I change t_cs to 13, do I need to edit user.setup.h?
@paulhoshovsky877
@paulhoshovsky877 9 ай бұрын
Thanks for a complete detailed video. I discovered that I needed to supply +5VDC to the VIN pin. I was not getting enough current from the USB cable.
@XTronical
@XTronical 9 ай бұрын
I've had similar issues with ultrasound sensors
@hera86468
@hera86468 Жыл бұрын
Awesome tutorial. You should get more views my friend! I will be sharing this with my buddies!
@XTronical
@XTronical Жыл бұрын
Thank you very much for your kind words
@fireheartedtimemanagemente5678
@fireheartedtimemanagemente5678 Жыл бұрын
I used this video to better understand the wiring of the display and how to use TFT _eESP library to get my touchscreen working with my Wemos D5 mini and it finally works, thanks a lot!
@clemensgruber6213
@clemensgruber6213 3 жыл бұрын
One of the best ILI9341 tutorials with TFT_eSPI and touch functionality! Many thanks!!
@XTronical
@XTronical 3 жыл бұрын
Thank you
@moeburn
@moeburn 9 ай бұрын
Thank you very much for your video! All the guides for similar displays assume the touchscreen's SPI is connected to the display's SPI, and so the only wire you need is the T_CS wire. It wasn't working. I needed your video to understand that with this particular board, I have to manually short their SPI wires myself!
@trklclark
@trklclark 2 жыл бұрын
Magnificent guide - I now have the Display section up. Didn't work first time - tried in Arduino 2.0.0 rc9.4 - lots of critical errors compiling - updated library, boards etc still failed Using ESP32 Wemos Lolin32 and 2.8" ILI9341 TFT LCD. errors like undefined min(_h,_w) etc, got the latest tft_eSPI from GIT hub, same no matter what example I tried. So I deleted all my arduino installations, and folders, Libraries etc. Then installed fresh IDE 2.0.0 Rc9.4, added ESP 32 boards , added tft_eSPI from the IDE 2.4.72, edited the User_Setup.h file as advised, compiled with a few warnings about the Changed pin assignments - but no errors, Uploaded - and I'm a happy man! many happy displays. ( TFT_Meters.ino example)
@XTronical
@XTronical 2 жыл бұрын
Well done, great determination there 👍
@gideonmugo1465
@gideonmugo1465 4 жыл бұрын
Man, what can I say about this video. Hmm..great is an understatement. What a superb video. Thanks a lot. You have just answered all the questions that I had about this type of LCD and its connections to esp32. Thanks a lot.
@XTronical
@XTronical 4 жыл бұрын
Your welcome, glad it helped.
@queenidog1
@queenidog1 3 жыл бұрын
I saw this video just at the point where I was moving my TFT display from Arduino UNO, to a faster, more memory MCU, since I wanted to add an SD card. Good timing!
@tkpnp
@tkpnp 4 жыл бұрын
Thanks so much. I have used tft_espi many times but haven't used it lately. I drew a complete blank...until I found your video! Great Job.
@XTronical
@XTronical 4 жыл бұрын
Thank you for the positive comments
@michealmorrow1481
@michealmorrow1481 3 жыл бұрын
This helped me wire up and ILI9486 and get touch working using TFT_eSPI. Thanks for the jump start.
@janet-tx8cj
@janet-tx8cj 7 ай бұрын
Star quality! I've just got one of these screens but no guide or manual. I don't need either now. Thank you very much.
@joaoliduario
@joaoliduario 5 ай бұрын
THANK YOU! 4 days trying to make an TFT ILI9488 Display to work. I almost gave up, then KZbin randomly recommended this video. It really works! 🥲 Thank you!
@XTronical
@XTronical 5 ай бұрын
Yes, I had same problem, most videos lacked detail, weren't clear or were wrong. I managed to cobble several sources together and get it working so put it all together in detail
@paulwilkie5350
@paulwilkie5350 3 ай бұрын
Hello @joaoliduarario, I can not get the pin assignement part of the vidio, can you coach me with that beging part of the video?
@neilbarnett3046
@neilbarnett3046 4 жыл бұрын
All very helpful. I wired everything up as all the diagrams that I found, modified my TFT_eSPI setup file with the right settings, turned on and nothing. After a while, I tried following your instructions to the letter, wire colours and all and it worked, even though everything I had done was exactly what you did, though I used an orange wire for CLK and a green for data, so maybe that was it. (Only kidding, I suspect that I've got a duff wire or a duff connection on my breadboard), but hey, thanks. Forget TFT_Meters, the TFT_Matrix example is super!
@XTronical
@XTronical 4 жыл бұрын
Brilliant, ha ha deffo colours matter lol. Thanks for the tip.
@distortion_tech_lab
@distortion_tech_lab 23 күн бұрын
I got this right up and running no problem with your help. Sadly Amazon sent me a cracked screen so I only got to see the analog bars tonight haha.
@mr.meticulous1241
@mr.meticulous1241 4 жыл бұрын
Dude thanks so much, this is the exact vid I was waiting for! There aren’t enough display tutorials for non-Arduino boards
@XTronical
@XTronical 4 жыл бұрын
Great, it's fantastic when things are actually useful ☺️
@andrewkieran8942
@andrewkieran8942 4 жыл бұрын
I love most of your videos but this one is a stand-out. A few other videos have tackled these boards, but none that I recall tackled all three functions; display, touch, and SD. Useful content, clearly presented!
@XTronical
@XTronical 4 жыл бұрын
Thanks very much, comments like this make things worth while.
@haljones8028
@haljones8028 4 жыл бұрын
Great demo and clear explanation. Ordered my screen today - thanks for taking the time to put this together!
@XTronical
@XTronical 4 жыл бұрын
Fantastic, thanks for the feedback. Glad it helped
@johnblack6134
@johnblack6134 3 жыл бұрын
Thank you for an excellent video. Yes for work with the ESP32 it is all in the TFT_eSPI library and not the Adafruit_ILI9341 library. As for the ILI9488 - forget that one for the moment, but it works well with the Seeeduino Xiao.
@gordsh1
@gordsh1 2 жыл бұрын
Awesome instructional video. This was the best esp32 / eSPI video by far. Loved how you went through the steps very clearly with visuals. Thank you very much.
@asifmahmud2708
@asifmahmud2708 Жыл бұрын
hey did you get any output on display? I am getting only white display. please help
@mb106429
@mb106429 Жыл бұрын
Me too, but I'm getting an image using a different adafruit example with exactly the same pins defined and wiring. The example in this video compikes, uploads and runs, but the display is solid white. The output from the touch is also just pegged at z 4000 odd and x&y stuck at zero.... They move a bit when I touch it but y stays at zero
@davidburke52
@davidburke52 4 жыл бұрын
I've had a collection of the screens for a couple of years!! Finally get to use them 💪
@XTronical
@XTronical 4 жыл бұрын
Brilliant
@kerostudios
@kerostudios 8 күн бұрын
Thank you so much! This is a great explanatory video! Now I know my display works and I don't have to buy another one hehehe
@marcusgomes4537
@marcusgomes4537 3 ай бұрын
Um dos melhores videos sobre display TFT
@samunemeth
@samunemeth 3 жыл бұрын
Best video explaining this! Been searching for this for ages! Thx!
@bens4446
@bens4446 9 ай бұрын
I got Compilation error: no matching function for call to 'min(uint16_t&, uint32_t)'. Fixed it by changing min() function to jpg_min().
@briancampbell5685
@briancampbell5685 4 жыл бұрын
Such a clear and concise video tutorial. Followed it precisely and all worked first time opening up my understanding of how to configure these displays for all sorts of projects I've now in mind. Thank you so much to taking the time and trouble to produce this excellent video. Brian Campbell (Bsc)
@XTronical
@XTronical 4 жыл бұрын
Great stuff, glad it all worked.
@halalbach1855
@halalbach1855 4 жыл бұрын
Great presentation! I did run into a minor problem with the Meters script, was getting 6 warnings "ISO C++ forbids converting a string constant to 'char*' " and pointed to 6 lines (44-49) in void setup. Although the script compiled and loaded fine and the meters displayed beautifully on my display, I still did not like having those warnings. Did a little research and learned that Warnings usually mean that your program may or may not work. Those 6 lines called a function (plotLinear() with three parameters, the first of which was "A0" thru "A5". Located the function void plotLinear(char *label, int x, int y) and changed it to void plotLinear(const char *label, int x, int y) and the warnings disappeared. Script compiles and loads and runs just fine.
@LordPhobos6502
@LordPhobos6502 Жыл бұрын
REALLY??? I'm gonna try that, mine refused to compile on that error.
@Parahooners
@Parahooners 3 жыл бұрын
Great guide ! thank you for taking the time to talk through the SD JPEG - I had to remap the SPI to get it to work
@Parahooners
@Parahooners 3 жыл бұрын
SPIClass spi = SPIClass(HSPI); spi.begin(SD_SCK, SD_MISO, SD_MOSI, SD_CS); if (!SD.begin(SD_CS, spi, 80000000)) { Serial.println("Card Mount Failed"); return; } uint8_t cardType = SD.cardType(); if (cardType == CARD_NONE) { Serial.println("No SD card attached"); return; }
@cooljackwi
@cooljackwi Жыл бұрын
oh man so many thanks to you. that was straight forward (:
@donjackson3520
@donjackson3520 2 жыл бұрын
Hi XTronical, fantastic video, Very Very helpful, thanks for posting this.
@eogoneill
@eogoneill 9 ай бұрын
Top Quality Video keep up the good work Bro...
@marcelomacedo1022
@marcelomacedo1022 3 жыл бұрын
Congratulations on the excellent tutorial.
@hazypugfluffgaming99
@hazypugfluffgaming99 Жыл бұрын
Awesome video! Its my goto video for the wiring connections!
@TheBustyOnion
@TheBustyOnion 10 ай бұрын
Awesome video with great explanations, thank you very much!!
@shorelinefilms9661
@shorelinefilms9661 2 жыл бұрын
For anyone with touch issues using the most recent version of tft_espi. Make sure to disconnect sdo(miso) it should be connected to nothing. Connect t_clk to pin 18. Fixed my issue.
@XTronical
@XTronical 2 жыл бұрын
As you can see in the video it all works. And if you look through the comments you will see it's worked for many people. Did you use the exact same version of the library and did you read the pinned comment about the bit I missed about the touch screen? I think it's mentioned in the video description too. Did you read that?
@shorelinefilms9661
@shorelinefilms9661 2 жыл бұрын
@@XTronical this was a video from 2 years ago. I'm assuming the version I am using is different. I apologize for coming off blaming you for the issue. Let me edit the comment. Thanks for your content btw!
@abhilashpatel1809
@abhilashpatel1809 10 ай бұрын
thanks lot, I was so much in need of such video.
@andreasbjerreovergaard4641
@andreasbjerreovergaard4641 4 жыл бұрын
I would recommend connecting touch cs to screen cs so you can keep pin 21 for i2c as for instance a bmp pressure sensor will spam the touch with input. Remember to change #define TOUCH_CS. Thanks for the project but i think it needs wiring diagrams.
@JayUnderCover
@JayUnderCover Жыл бұрын
Is this possible because the touch controller is only sending data to the esp32, and the display controller is only receiving data from the ESP32. So they can technically run at the same time anyway? Does this speed things up so the display doesn't lag behind the touch input?
@XTronical
@XTronical Жыл бұрын
I'd have to Check but as long as the touch controller waits until the esp32 is ready to receive data after generating its interrupt then should be OK. But would have to examine library's. As if esp32 half way through sending data to screen and starts servicing the touch then could cause corruption. The potential is there, I just haven't looked how the library's work
@paulwilkie5350
@paulwilkie5350 3 ай бұрын
Can you help with the pin assignment, I dould not understand his example? Display Pins - ESP32 GPIO Pins VCC 5.0V or 3.3V GND GND CS RST DC - I belive is 23 MOSI SCK LED 5.0V or 3.3V MISO TCLK TCS TDIN TDO TIRQ SD_CS SD_MOSI SD_MISO SD-SCK
@anthonyvandenhondel865
@anthonyvandenhondel865 3 жыл бұрын
Very nice explanation! Many thanks from a beginner maker
@wjn777
@wjn777 3 жыл бұрын
I love your clear explanations. Thank you for sharing this video
@Nordic_Goon
@Nordic_Goon 2 жыл бұрын
Thank you for this. Very clear and I'll be referencing this for a project.
@burhanyldz
@burhanyldz 6 ай бұрын
You're my hero. Saved the day🎉
@jeandilissen4197
@jeandilissen4197 3 жыл бұрын
Thanks, just what I needed. Touch and SD card very good explained.thanks.
@XTronical
@XTronical 3 жыл бұрын
Thanks for the feedback
@BIOIV
@BIOIV 3 жыл бұрын
Great Video...you solved my issue and saved me a ton of time!!!!
@AnthonyHortin
@AnthonyHortin 3 жыл бұрын
Thanks for this great vid. It was super easy to follow and you explained things really well 👍
@Iskelderon
@Iskelderon 3 жыл бұрын
Thanks! I'm currently working on my first project that will use an ESP32 instead of an Arduino and this is just what I was hoping for! It''s gonna be a WIFI-enabled clock that uses NTP and JSON over HTTP to retrieve the time and weather forecast and displays the information on an 60 LED ring and TFT screen.
@XTronical
@XTronical 3 жыл бұрын
Cool, I did a weather forecast with esp32 and a paper display if that helps kzbin.info/www/bejne/oKStnqCjjtmamdk
@albrody8861
@albrody8861 3 жыл бұрын
Outstanding tutorial. Thank you for your hard work and I look forward to following you.
@daveb7999
@daveb7999 2 жыл бұрын
I have a lot to learn, this video is very helpful, Thank You! 👍❗
@fluxpenguin
@fluxpenguin 4 жыл бұрын
Thank you! Great library!
@XTronical
@XTronical 4 жыл бұрын
Thank you for the feedback
@WahidKhan-rx9jo
@WahidKhan-rx9jo 4 жыл бұрын
Very useful , thnx , got mine working thanks to your video...
@XTronical
@XTronical 4 жыл бұрын
Brilliant
@edwardhammock24
@edwardhammock24 2 жыл бұрын
A fantastic video. Many thanks.
@redpillcommando
@redpillcommando 2 жыл бұрын
Just got my screen in the mail today.
@spacprodmyspac833
@spacprodmyspac833 3 жыл бұрын
Thank you very much, it works like a charm, so fast: incredible !!!!
@XTronical
@XTronical 3 жыл бұрын
Brilliant, thanks for the feedback
@krisakers8568
@krisakers8568 Жыл бұрын
Thank you for this tutorial!
@sunpeter8260
@sunpeter8260 Жыл бұрын
A superb tutorial! But is it right you already use D21 for CS of the SD? Should the CS of the touchpad be changed to D5 as in your video?
@XTronical
@XTronical Жыл бұрын
Yes, as they both need there own CS
@Imufur
@Imufur 2 ай бұрын
I need to do a project for uni with this, my idea is to simulate a car dash screen, use it to turn on leds (indicators), piezos (radio), servos (wipers), and whatever else I can think of, this helped, thanks
@Slider2732
@Slider2732 4 жыл бұрын
Perfect timing! Got a non touch ili9341, DFplayer Mini and ESP32 in front of me. Problem has been brown outs. Was going to swap for a Bluepill STM32, but will try the Bodmer library before ripping it apart (probably literally lol).
@XTronical
@XTronical 4 жыл бұрын
If powering from the computer over usb then check the quality of the cable. I've had some drop quite a bit of voltage by the time it gets to the dev board. Gave me a few headaches once when using an ultra sound sensor. Use shortest quality cable you can. Hope this helps.
@Slider2732
@Slider2732 4 жыл бұрын
It does help, thanks, forgot all about daft 40 gauge wires with the oversized sleeving - this will be one! Thanks for your fast reply too :)
@cornjulio4033
@cornjulio4033 4 жыл бұрын
I like your style, MATE. Subscribed.
@XTronical
@XTronical 4 жыл бұрын
Cheers
@NicholasRadina
@NicholasRadina 2 жыл бұрын
Thank you! very helpful introduction!
@parvezalampolash1086
@parvezalampolash1086 4 жыл бұрын
great video! so easy to understand.Thanks!
@akaihoshi6860
@akaihoshi6860 7 ай бұрын
Great video, but when I try to display the image, I only see a small portion of it, whether it's with your images or mine. Any ideas?
@aldinmarchetti
@aldinmarchetti 3 жыл бұрын
Gracias!!! Excelente explicación!
@TheDefpom
@TheDefpom 4 жыл бұрын
I now have my 3.5” TFT touch screen working, I created a menu system as well to change settings on my ESP32 based 2 channel LoRa to wifi gateway, which I designed late last year, I did a video on it at the time but that was with a 2.4” OLED, before I added the TFT.
@paulwilkie5350
@paulwilkie5350 3 ай бұрын
Hello Defpom, I am struggling with the initial pin assignment at the begining, can you share wiring schematic? Display Pins - ESP32 GPIO Pins VCC 5.0V or 3.3V GND GND CS RST DC - I belive is 23 MOSI SCK LED 5.0V or 3.3V MISO TCLK TCS TDIN TDO TIRQ SD_CS SD_MOSI SD_MISO SD-SCK
@abymohanan9403
@abymohanan9403 3 жыл бұрын
Thank you so much for this video
@andrewgarfield1445
@andrewgarfield1445 Ай бұрын
is it possible to be connected to a voice sensor for command saying "NEXT" which the picture slides next?
@MrHenriqueon
@MrHenriqueon 4 жыл бұрын
Muito Bom! Fiz os testes aqui.
@primynet
@primynet 9 ай бұрын
Hello, i already compiled with the correct versions but it does not show images, on the serial monitor it says: ERROR: File "cats.jpg" not found! ERROR: File "girl.jpg" not found! ERROR: File "mountain.jpg" not found! what could be happening? I appreciate the help.
@nikoskalousis3523
@nikoskalousis3523 4 жыл бұрын
Really helpful video, thank you very much!
@XTronical
@XTronical 4 жыл бұрын
Brilliant, glad it helped
@yogenrai5651
@yogenrai5651 4 күн бұрын
Sir my display shows only white screen why is it so i have connected the pins taking screenshots and doing it again and again but still i only get a white screen .what can do to solve it sir
@johnbyrne1567
@johnbyrne1567 4 жыл бұрын
Thanks for the suggestion, tried examples sdesp32. still errors. 7:26:13.408 -> [W][sd_diskio.cpp:471] ff_sd_initialize(): GO_IDLE_STATE failed 07:26:13.408 -> [E][sd_diskio.cpp:739] sdcard_mount(): f_mount failed 0x(3) 07:26:13.408 -> Card Mount Failed . perhaps I will try the mod. to J1 as suggested in a later video. Thanks again for your quick response. John
@XTronical
@XTronical 4 жыл бұрын
No worries, sorry I couldn't help more.
@Teddyves4488
@Teddyves4488 Жыл бұрын
Thank you very much! I was struggling so bad with my ILI9341. Thanks to you I managed to edit the user_setup.h so it works. The SD-Card won't work, but I guess thats due to the lack of connections on my expansionboard. I've ordered this bundle "Esp32 arduino wifi & bluetooth 2.8 "240*320 smart display bildschirm lcd tft modul mit touch ESP-WROOM-32" from aliexpress and was hopping, that all connections on the ILI9341 were lead to one side. One question: How do you delete the touch-calibration? On the first start after uploading the sketch, the touchscreen had quite a delay and so I've touched the same corner twice...🤦 Now "touch corners as indicated" shows again, but neither my finger nor the pen works. Uploading the sketch again didn't help
@MPElectronique
@MPElectronique Жыл бұрын
Hello, nice. Just put this at the beginning of your sketch: #define min_ (a,b) ((a)(b)?(a):(b))
@jinxicao8763
@jinxicao8763 3 жыл бұрын
I would like to ask that I am using the ESP32 Wroom 38pins version and I am going to design the circuit board for my graduation project now, so I would like to ask you to help me check if there is any mistake in the pin connection. There are two PCBs, a receiver and a transmitter. They all need to communicate wirelessly. This is the pin connection of the transmitter. #define LED1/out G4 #define LED2/out G16 #define LED3/out G17 #define LED4/out G5 #define Button1/in G27 #define Button2/in G26 #define Button3/in G25 #define Button4/in G33 #define Buzzer/out G32 This is the pin connection at the receiver which needs to be connected to a TFT 3.2inch screen. #define TFT_MISO G19 #define TFT_MOSI G23 #define TFT_SCLK G18 #define TFT_CS G15 #define TFT_DC G2 #define TFT_RST G4 #define VCC 3.3V #define LED 3.3V #define GND GND #define LED/output G25 #define Button/input G26 #define Buzzer/output G27
@XTronical
@XTronical 3 жыл бұрын
Well, looks OK, but I've never built a receiver, transmitter pair myself. Just get one part working first, either the tft or the receiver stuff. Don't try all at once.
@javedhussain9514
@javedhussain9514 7 ай бұрын
Good info. But when I compile your code, I get the following error. How to fix that? Thanks. Invalid FQBN: getting build properties for board esp32:esp32:esp32: invalid option 'EraseFlash' Compilation error: Invalid FQBN: getting build properties for board esp32:esp32:esp32: invalid option 'EraseFlash'
@Sergeip-y4n
@Sergeip-y4n Жыл бұрын
Хотя язык и не понимаю, но наглядно просто отлично и понятно. Спасибо.
@ArnovSharma
@ArnovSharma 2 жыл бұрын
super helpful mate. thanks!
@usmanumer9871
@usmanumer9871 4 жыл бұрын
all in one . fantastic video
@XTronical
@XTronical 4 жыл бұрын
Thank you for the feedback
@randomsporadicprojects8941
@randomsporadicprojects8941 4 жыл бұрын
Very useful - thank you. Spurred on by your demo I've now got a touch screen gui for my home automation :) Are you aware of any way to control the backlight? - all I've seen so far are mentions of cutting traces and soldering a transistor.
@XTronical
@XTronical 4 жыл бұрын
Yes, just connect it to an output pin instead of vcc. Setting pin high will turn it on, low off. You could even use pcm to give varying brightness. Arduino's and esp32 outputs can cope with the current required, although you could measure it first if you wanted to be doubly sure.
@randomsporadicprojects8941
@randomsporadicprojects8941 4 жыл бұрын
@@XTronical Thanks - I'd tried that without success - will give it another go, as I must have done something daft.
@RenpgSama
@RenpgSama 2 ай бұрын
hello, I have a question so basically we are trying to use the esp32 as a database storage and we need an sd card module for that but using a tft display will occupy the needed pins. So upon seeing this video, can I use the sd card embedded on the tft display as an alternative to store data? Will it work the same as the sd card module? Thanks in advance!!
@greyluk
@greyluk Жыл бұрын
You saved me! Thank you
@XTronical
@XTronical Жыл бұрын
Glad it helped.
@colinrcarter
@colinrcarter 3 жыл бұрын
Thanks for the great video but please note the affiliate link for the screen takes me to the non-touch version, I only realised once it arrived!. Otherwsie great work thank you.
@XTronical
@XTronical 3 жыл бұрын
Thanks for your feedback. Sorry about that, Amazon can be not so good as it shows it does touch in the pictures (you can see the connections), have you been sent one that doesn't match the images? You should be able to get it swapped if yours doesn't have the connections as it definitely shows them
@billybbob18
@billybbob18 2 жыл бұрын
I'm using my ili9341 with an ESP32 in 8 bit parallel mode. I has no idea that these screens can be so fast. It makes SPI seem sluggish.
@GetRealwithMike
@GetRealwithMike Жыл бұрын
I want to make it with the Relative Humidity reader just like you show. Can you show how to make it save data to a data logger? I am doing atmospheric research. I want to create a device that can be worn that will collect data in different environments inside and outside. Because it is wearble, I don't want it bulky or heavy. The data logging is for reviewing at a later date away from the location. Thanks
@XTronical
@XTronical Жыл бұрын
Did you mean this comment to be under the humidity sensor video I did? Anyways, basically you'll need to hook up to a sd card interface (videos on this) and make the Arduino go into deep sleep to save power (as battery powered) and just save to a text file on sd card in comma delimited format. This will load up straight into excel etc. I've done a weather centre project which shows deep sleep and sd card etc.
@sirthug1702
@sirthug1702 8 ай бұрын
hi there is there a big display for esp32 available like the one used in this video but it is not touch screen but a simple diplay?
@sebastiendelcasso
@sebastiendelcasso 3 жыл бұрын
thank you, it was very helpfull to me !
@hl293
@hl293 4 жыл бұрын
Thanks so much for this video! I've got a question. These display boards have a jumper "J1" for selecting the voltage. In your case for the ESP32, did you need to short this jumper "J1"? Just want to confirm before I do something stupid with my board...
@XTronical
@XTronical 4 жыл бұрын
Yes, short the jumper if using ESP32, leave alone (how they come by default) if using Arduino. Nothing bad happens either way for ESP32 apart from it may not work if you do not short it. Mine worked and then stopped when I added one more component to the project. For Arduino it may break the screen if you short it so leave un-shorted.
@andrewdoherty737
@andrewdoherty737 7 ай бұрын
HELP!!! every time I connect the MOSI pin to the touch the SD card won't initialize!
@gredennight
@gredennight 8 ай бұрын
thank you so much!
@HaJueGeissler
@HaJueGeissler Жыл бұрын
If both CS are running on PIN 5, it does not work. For SD another PIN should be selected. In the setup SD.begin(PIN_X) should be called.
@h4mp3l
@h4mp3l 4 жыл бұрын
If you take a look at the sources of Bodmer's lib you can see that in some cases he is pulsing the chip select within a method. But in your code it looks like you are wrapping the chip select enable/disable in front of/after the method calls on the lib. Doesn't this affect operation? Or are the ili displays not dependent on these pulsings? I was thinking about replacing the esp's gpio chip select with a gpio expander for all cs lines but just have an mcp23017 (i2c) at home atm which is ok as i am not relying on high update rates. A mcp23s17 (spi) would speed up operation quite a bit though.
@michealmorrow1481
@michealmorrow1481 3 жыл бұрын
You have an error on your error correction. You don't remove the "hash" (octothorp), you remove the two SLASHes to uncomment a line.
@billfield8300
@billfield8300 3 жыл бұрын
Thanks for the tutorial. Great information. These screens come with basically no data so its all about what we can glean from the internet. That said, I have not been able to find anywhere, the power requirements. I am designing a project using this very screen and was wondering if you have any power consumption measurements. Thanks again for the great vid.
@XTronical
@XTronical 3 жыл бұрын
I don't have any figures handy. But one think you can do is pulse the back light to provide differing levels of brightness. This can reduce power requirements.
@billfield8300
@billfield8300 3 жыл бұрын
@@XTronical Thanks for the reply. Im not so worried it will be too high. I just want to know the value so I can choose the appropriate linear regulator. Thanks again.
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